Regressions on releases/gcc-9 at commit r9-9300 vs commit r9-9274 on Linux/i686

[H.J. Lu]

New failures:

New passes:
FAIL: libstdc++-prettyprinters/libfundts.cc print a
FAIL: libstdc++-prettyprinters/libfundts.cc print ab
FAIL: libstdc++-prettyprinters/libfundts.cc print ai
FAIL: libstdc++-prettyprinters/libfundts.cc print ap
FAIL: libstdc++-prettyprinters/libfundts.cc print as
FAIL: libstdc++-prettyprinters/libfundts.cc print as2
FAIL: libstdc++-prettyprinters/libfundts.cc print om
FAIL: libstdc++-prettyprinters/libfundts.cc print op
FAIL: libstdc++-prettyprinters/libfundts.cc print os